Hi, Sometimes you may need to check whether two strings are equal or not equal by checking case insensitive. See the example below to see how to achieve the same using C Sharp /C#. Output : heaven and HEAVEN are equal – Case Insensitive! 🙂
Hi, Here is a simple program to generate Fibonacci series using C Sharp /C#. It will generate Fibonacci numbers < 100. [csharp] class MainClass { public static void Main() { int oldNum = 1; int presentNum = 1; int nextNum; System.Console.Write(presentNum + ","); while (presentNum < 100) { System.Console.Write(presentNum + ","); nextNum = presentNum +… Read More »
Hi all…… This is a simple example to create and delete a directory in ANDROID. Here the directly is created in the SDCARD. So first create an SDCARD and start the emulator with the SDCARD. Let’s look at the program. Use can use this program to create or delete a file in ANDROID also. package… Read More »
Hi all…….. This tutorial is for Titanium users. This tutorial explains how to place a textBox or anyother control inside a tableView. A tableview requires data in the form of a array, so we create an array (here array is named “data_array“) by adding the controls like textboxes and labels inside it. You can give… Read More »
Hi, Sometimes you may need to get the files from a specified directory using C# / C Sharp. See the sample code on how it works. using System; using System.IO; class MainClass { public static void Main() { string[] yourFiles = Directory.GetFiles("c:"); foreach (string fNames in yourFiles) Console.WriteLine(fNames); } } This code will get you… Read More »
Hi, Let’s see a simple example of deleting a file in a folder using c#. using System; using System.IO; public class MainClass { static void Main(string[] args) { FileInfo sampleFile= new FileInfo(@"c:SamplestestFile.txt"); sampleFile.Create(); sampleFile.Delete(); } } sampleFile.Create() will create the file in the specified folder. sampleFile.Delete() will delete the file in the specified folder. 🙂
Hi all, In today’s tutorial I will show you how to send an image to server using POST method in ANDROID. Uploading an image to server is a basic requirement in many of our application. Sending data to server which is using a PHP Script is already explained in this example . Now in this… Read More »
Hi, If you want to show the latest twitter update of yours in your blogger/blogspot, then use the following steps. 1. Go to your blogger ‘Design’ 2. Click ‘Add A Gadget’ 3. Add ‘HTML/JavaScript’ 4. Paste the following JavaScript code into it and save <div class="twitter-desc"> <ul id="twitter_update_list"><li></li></ul> <script src="http://twitter.com/javascripts/blogger.js" type="text/javascript"></script> <script src="http://twitter.com/statuses/user_timeline/SampleURL.json?callback=twitterCallback2&count=1" type="text/javascript"></script> </div>… Read More »
Hi all……. In today’s tutorial I will show you how to get the incoming phone number inside your application. In many situation we may need this. For this we need to have BoradCastReceivers. Inside this class we create an object of the TelephonyManager class ang register with the sytem service.Now we have to make another… Read More »
Hi, How can you create a text file in C# and write to it? Sometimes you may need to create a text file using C sharp program. Here is how you can do that. using System; using System.IO; class MainClass { static void Main(string[] args) { StreamWriter yourStream= null; string yourString= "I Love Coderz Heaven!";… Read More »
Hi, How can you identify the sprite associated with a particular body while using box2D ? Sometimes you may need to identify the sprite associated with the body you are using. For that use the following line of code. CCSprite *yourSprite= (CCSprite*)yourBody->GetUserData(); Now you got the corresponding sprite in your ‘yourSprite’ 🙂
A series of frames is drawn one after the other at regular intervals. For this create a xml which contains ImageView for showing the animation <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android= "http://schemas.android.com/apk/res/android" android:orientation="vertical" android:background="#FFFFFF" android:gravity="center_vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"> <ImageView android:id="@+id/Image" android:layout_gravity="center_horizontal" android:layout_width="wrap_content" android:background="@drawable/d1" android:layout_height="wrap_content"/> <Button android:id="@+id/startFAButtonId" android:layout_width="wrap_content" android:layout_gravity="center_horizontal" android:layout_height="wrap_content" android:text="Start Animation" /> </LinearLayout> The main java file… Read More »
Hi, See how a very simple exception handling works with try-catch methods using C#. using System; class MainClass{ public static void Main(){ int divOne = 0; try { int ans = 79 / divOne ; } catch (Exception e) { Console.WriteLine("You got the exception-> " + e.Message); } } } Output- “You got the exception->… Read More »
For implementing a ListView, we first create a xml which contains a ListView named list.xml <?xml version="1.0" encoding="utf-8"?> <LinearLayout  xmlns:android="http://schemas.android.com/apk/res/android"  android:layout_width="fill_parent"  android:layout_height="fill_parent">  <ListView   android:id="@+id/listview"   android:layout_width="fill_parent"   android:layout_height="fill_parent"   /> </LinearLayout> Next we create a Dialog Object and inflate the above xml and when the listItem… Read More »
Actually these are done using services in ANDROID. These are called BroadcastReceivers.Your class has to extend the BroadcastReceiver class to get these broadcast events. But note that these services need to have an interface. So you will not see any UI on the device. But don’t think your application is not running or not installed.… Read More »
This is a simple example that shows how many bytes are free in your SDCard. Inorder to run this example, you have to create an SDCard and start the emulator with the SDCard. Now create a fresh project and name it “FreeSpaceActivity.java” and copy the following code to it. package pack.coderzheaven.check_space; import android.app.Activity; import android.graphics.Color;… Read More »
When you are working on an Android application that stores data in a SQLite database.There arise many questions like where does this database file get stored on the filesystem ? How can we access the database? I will give solution to all these problems. I created the SQLite database from my previous post about Using… Read More »
Hi, Sometimes you may need to find whether a particular year is leap year or not. But how can you find out whether a particular year is leap year or not in C# ? Use the following code. using System; class MainClass { public static void Main() { bool myResult= DateTime.IsLeapYear(2011); Console.WriteLine("Is the year 2011… Read More »
Hi, In order to access all the items of an array in C#, use the following lines of code. We are using foreach loop to access all the elements of an array in C#. using System; class MainClass { public static void Main() { string myString = "Apple Ball Cat"; char[] separator = {‘ ‘};… Read More »
Hi, Want to see a simple example on how to search an array in c# ? See the following lines of code. using System; class MainClass { public static void Main() { int[] myArray = new int[25]; int test; bool search= false; for(int i = 0; i < 25; i++) myArray [i] = i; test=… Read More »
Hi, Want to know how to replace a string in C#? See the following code. using System; class MainClass { public static void Main() { string testStr= "Coderz"; testStr= testStr.Replace("erz", "ings"); Console.WriteLine(testStr); } } Guess output? “Codings” 🙂
Hi, Want to know how to insert a string at a particular position in C# ? See the following code. using System; class MainClass { public static void Main() { string testStr= "Coderz Heaven"; testStr= testStr.Insert(6, "Codes"); Console.WriteLine(testStr); } } It will print- “Coderz Codes Heaven” 🙂
Hello ANDROID Lovers…….. In today’s tutorial I will show you how to deal with SQLite Databases in ANDROID. You know that SQLite are Lightweight databases which is maintained only on the client side. They don’t need a server. The SQLite databases are simply a file wrapped around with some stuff which helps us deal with… Read More »
Hi, Sometimes you may need to find the distance between two CGPoint in cocos2D or box2D using Objective C. See the following code to see how you could do that. CGPoint first= CGPointMake(50,50); CGPoint second= CGPointMake(200,200); float maxDistance= ccpDistance(first, second); 🙂
Hi, In most situations we have to use progress bar dialogs, Alert View Dialogs and Our own custom Dialogues in our applications. In most situations the built in dialogs may be enough but in certain other situations we have to build our own dialogs for better user experience. But still there is problem people don’t… Read More »